| 31 Oct 2009 |
$76.24
(-$3.76)
|
$73.38
(+$73.38)
|
Fair value for financial reporting |
| 07 Oct 2009 |
$80.00
(+$3.60)
|
$0.00
(-$73.41)
|
Fair value for financial reporting |
| 06 Oct 2009 |
$76.40
|
$73.41
|
Fair value for financial reporting |
| 22 Sep 2009 |
$76.40
(-$3.60)
|
$73.41
(+$73.41)
|
Fair value for financial reporting |
| 22 Jul 2009 |
$80.00
(+$2.61)
|
$0.00
(-$77.85)
|
Fair value for financial reporting |
| 21 Jul 2009 |
$77.39
|
$77.85
|
Fair value for financial reporting |
| 07 Jul 2009 |
$77.39
(+$77.39)
|
$77.85
(+$77.85)
|
Fair value for financial reporting |
| 31 May 2009 |
$0.00
(-$73.55)
|
$0.00
(-$64.06)
|
Fair value for financial reporting |
| 30 May 2009 |
$73.55
|
$64.06
|
Fair value for financial reporting |